Coachella 2012: 12 Things Seen & Heard Friday Billboard Eminem, Warren G Joining Dr. Dre and Snoop's Coachella Set Kendrick Lamar, Daz Dillinger and Wiz Khalifa will also reportedly join the festivities. More than the dry wit of Pulp, Swedish punk of Refused or the trippy pyrotechnics of Swedish House Mafia ... See all stories on this topic »